X1 Search - X1's Lightning-Fast Search Software. Premium Alternative to Windows Desktop and Outlook Search.
AnyMailFinder.com - Find anyone's email address
Everything by Voidtools - Everything. Locate files and folders by name instantly. Everything. Small installation file. Clean and simple user interface.
Atomic Email Hunter - Atomic Email Hunter is an incredibly robust tool that specializes in extracting email addresses, along with usernames, from various webpages.
Agent Ransack - Agent Ransack is a tool for finding files and information on your hard drive fast and efficiently.
Scrape - Gather all website emails in seconds